package JavaSE.d5;

class  Person  {
    private  int  a;
    public  int  change(int  m){  return  m;  }
}
public  class  Teacher  extends  Person  {
    public  int  b;
    public  static  void  main(String  arg[]){
        Person  p  =  new  Person();
        Teacher  t  =  new  Teacher();
        int  i;

    }
}
